Ratchet



FIG. 1 is a perspective view of a ratchet, showing the new design;

FIG. 2 is a top end plan view thereof;

FIG. 3 is a bottom end plan view thereof;

FIG. 4 is a first side elevation view thereof;

FIG. 5 is a second side elevation view thereof;

FIG. 6 is a rear side elevation view thereof; and,

FIG. 7 is a fourth front side elevation view thereof.

The broken lines shown are included for the purpose of illustrating portions of the ratchet that form no part of the claim. 

CLAIM The ornamental design for a ratchet, as shown and described. 